US 12,467,581 B2
Articulated arm with ramped unlocking and locking mechanism
Nelson SooHoo, Los Angeles, CA (US)
Assigned to The Regents of the University of California, Oakland, CA (US); and Department of Veterans Affairs, Washington, DC (US)
Appl. No. 18/570,255
Filed by The Regents of the University of California, Oakland, CA (US); Department of Veterans Affairs, Washington, DC (US); and Nelson SooHoo, Los Angeles, CA (US)
PCT Filed Jun. 14, 2022, PCT No. PCT/US2022/033364
§ 371(c)(1), (2) Date Dec. 14, 2023,
PCT Pub. No. WO2022/266050, PCT Pub. Date Dec. 22, 2022.
Claims priority of provisional application 63/210,200, filed on Jun. 14, 2021.
Prior Publication US 2024/0271743 A1, Aug. 15, 2024
Int. Cl. F16M 11/14 (2006.01)
CPC F16M 11/14 (2013.01) [F16M 2200/021 (2013.01); F16M 2200/06 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An articulated arm device, comprising:
a first arm connected to a ball joint at a first end and a central hinge at a second end, wherein the central hinge rotates about a hinge pin, wherein the hinge pin comprises at least one hinge brake movable along the hinge pin, at least one ball bearing ramp rotatable about the hinge pin, and at least one bearing washer movable along the hinge pin;
a second arm connected to a ball joint at a first end and the central hinge at a second end;
a knob configured to lock and unlock the central hinge; and
a ramped unlocking and locking mechanism connected to the central hinge;
wherein the ramped unlocking and locking mechanism is configured to toggle between an unlocked and a locked position of the central hinge in a ramped manner.